Voigtlander DKL RETINA Lens to Nikon Camera Adapter for D3 D3s D700 D300s D300 D200 D90 D80 D5000 D3000 D70s D60x D40 This adapter allows you to use Classic Voigtlander Retina DKL Lens on Nikon cameras, such D3 D3s D700 D300s D300 D200 D90 D80 D5000 D3000 D70s D60x D40 etc Precisely Made of Brass, allow focus to infinity. It has no glass element so no effect to optical perferformance. AV / M Mode is supported Please note Autofocus (AF) is not available;, the distance scale on the lens maybe different from the actual focus distance.